221778088

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{54251}}^1$

素因数の和:54337

約数の個数: 32

約数和(自身を含む): 481757760

約数和(自身を除く): 259979672

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 54251, 108502, 217004, 379757, 434008, 759514, 1519028, 3038056, 3960323, 7920646, 15841292, 27722261, 31682584, 55444522, 110889044, 221778088]

約数ペア:

[(1, 221778088), (2, 110889044), (4, 55444522), (7, 31682584), (8, 27722261), (14, 15841292), (28, 7920646), (56, 3960323), (73, 3038056), (146, 1519028), (292, 759514), (511, 434008), (584, 379757), (1022, 217004), (2044, 108502), (4088, 54251)]